首をひねる

くびをひねるkubiohineru

expression · godan verb

  1. to cock one's head in puzzlement
  2. to tilt one's head in contemplation
  3. to wrack one's brain
  4. to think hard

Kanji in this word

Study it in Yanamino

Data from JMdict, KANJIDIC2 (EDRDG), KanjiVG, CC-CEDICT and Make Me a Hanzi. Sources and licences